Lisa Ryan is an ex member of the NZ Skeptics committee, and a passionate activist.

Martin Bridgstock is a Senior Lecturer in the School of Biomolecular and Physical sciences at Griffith University in Brisbane, Australia. He runs the course Skepticism, Science and the Paranormal, and published the skeptical book Beyond Belief in 2009.

Michael Edmonds has spent the last decade as a chemistry lecturer, researcher, and more recently as manager of programmes at Christchurch Polytechnic Institute of Technology (CPIT). With a background in medicinal chemistry, Michael has a particular dislike for homeopathy and AIDS denialism.

Peter lange is an award-winning New Zealand ceramicist.

Russell Dear is a mathematics teacher and skeptic from Invercargill.

Stuart Landsborough is the founder of Stuart Landsborough's Puzzling World, in Wanaka. Information on his challenge to Sensing Murder is at www.psychicchallenge.co.nz/smc/index.html

Bob Metcalfe is a teacher and skeptic from Wellington.

Christine Jaurigue is a past editor of the NZ Skeptic. She has also been a teacher in Wellington, and was the news team editor for Atheist Alliance International.

David Marks was co-founder of the New Zealand Skeptics and is currently Professor of Psychology at City University, London.

John Maindonald is a mathematician and computer scientist whose interests are statistical data analysis, the R statistical system, design and analysis of experiments, analysis of gene expression data and statistical computation.

Professor Sir John Scott is President of the Royal Society of New Zealand and a professor at the Auckland School of Medicine.

Skeptic magazine editor Michael Shermer is Director of the Skeptics Society (US) and adjunct assistant professor in the history of science at Occidental College (US).

Peter Clemerson has retired from a career in IT and is now studying for a PhD in Evolutionary Psychology at Massey University

Tim Atkin graduated from Victoria University with a BA in History and Chinese. He's considered himself a skeptic and humanist since 2010.

Feike de Bock is a petroleum geologist experienced in dealing with oil diviners.

Gordon McLauchlan was a New Zealand writer and social historian. He became a popular media personality through his work on both television and radio.

After moving to New Zealand from the US in 1970, with a masters degree in chemistry, Louette McInnes taught science and maths at New Zealand high schools for more than 40 years.

Lynley Hood is the author of A City Possessed, an investigation into the Satanic Panic inspired conviction of creche worker Peter Ellis, and the winner of the 2002 Montana Book Award.

Mark Maultby is a property consultant and co-host of the Wilder People podcast.

Martin Craig is an investigative writer at the Consumer's Institute.

Michelle Coffey is a Wellington Registered Nurse and an ex-treasurer of the NZ Skeptics

Mike Dickison is a New Zealand museum curator and zoologist, and a well-known Wikipedia editor.

Noel Townsley is a credit controller living in Auckland. He contracted a severe bout of skepticism in the late 1970s after watching a Uri Geller broadcast on television.

Paul Ashton was a lecturer in the Department of Computer Science at the University of Canterbury from 1987 to 2000. Since 2000 he has been a software developer in Christchurch. He is also secretary of the NZ Skeptics.

Russell Tomes was a longtime attendee of the Christchurch Skeptics in the Pub, and a member of the NZ Skeptics committee. He's possibly best-known for his driving license, which featured him with a colander on his head.

Alan Hart spent over 30 years doing biology research. The last 15 were spent developing assays of various kinds. He has an interest in the meaning and practice of biological measurement.

Amanda Cropp has more than 30 years’ experience as a journalist working for news, lifestyle, and business publications and is currently the Christchurch business bureau chief for Fairfax Media.

Barry Donovan is an independent entomologist at the Canterbury Agriculture and Science Centre at Lincoln.

Brian is the Academic Coordinator for Wanaka Helicopters.

Claire Le Couteur is a past secretary of the New Zealand Skeptics. She has worked in science research, teaching and freelance writing, and gained a PhD in medical history.

Dr Colin Gavaghan is an associate professor in the Faculty of Law, and Director of the New Zealand Law Foundation Centre for Law & Policy in Emerging Technologies, at the University of Otago.

Darcy Cowan lives in Hamilton, where he works at an enviromental chemical testing laboratory and writes the Scepticon blog.

Prof. David Cole is a former Dean of the Medical School and while on the Medical Council investigated a number of aberrant doctors.

Donald Pettitt is manager of the Canterbury Men's Centre, Christchurch

Geoff Mein is a journalist and communications adviser with more than 30 years' experience.

Graeme Sharpe is a consultant anaesthetist at Wellington Hospital, with a special interest in obstetric anaesthesia.

James Kerr is an economist specialising in data analysis and modelling, with almost 20 years of experience in the Public Service.

James Randi was a Canadian-American stage magician, author, and scientific skeptic who extensively challenged paranormal and pseudoscientific claims. He was the co-founder of the Committee for Skeptical Inquiry (CSI), and founder of the James Randi Educational Foundation (JREF). Randi began his career as a magician under the stage name The Amazing Randi, and later chose to devote most of his time to investigating paranormal, occult, and supernatural claims.

Louise Richardson is a freelance Property/Lifestyle/Travel/Careers writer and content creator, and is an ex member of the NZ Skeptics committee.